13653819

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{3221}}^1$

素因数の和:3387

約数の個数: 16

約数和(自身を含む): 20363040

約数和(自身を除く): 6709221

約数列:

[1, 3, 9, 27, 157, 471, 1413, 3221, 4239, 9663, 28989, 86967, 505697, 1517091, 4551273, 13653819]

約数ペア:

[(1, 13653819), (3, 4551273), (9, 1517091), (27, 505697), (157, 86967), (471, 28989), (1413, 9663), (3221, 4239)]